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Home >> Hyundai >> 2021 >> Ioniq Plug-In Hybrid Limited >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (PHEV) (1 Of 3) >> DTC P0133: O2 Sensor Circuit Slow Response (Bank 1/Sensor 1) >> Component Inspection >> Check Injector

Check Injector

  1. Ignition "OFF".
  2. Remove Injector.
  3. Check Leakage and clog on Injector.
  4. Measure resistance terminal 1 and 2 of Injector connector (Component side).

    Specification:  Approx. 1.425 ~ 1.575 (20°C)

  5. Is the measured resistance within specifications?

    YES 

    NO 

    • Substitute with a known-good Injector and check for proper operation.

      If the problem is corrected, replace Injector and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

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